July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

DTC P0160: Left O2 Sensor Upstream TWC (G3/3): Notes

WARNING: This page is about a different car, the 2002 Mercedes-Benz G500. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: If O2 sensor ground circuit is shorted to B+, ME-SFI control module is destroyed.